Finding the Fourth Proportional to 42,163,897,510.05, 63,243,618,785.28 and 13,830,096,783.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,163,897,510.05 : 63,243,618,785.28 = 13,830,096,783.28 : x
2. Step 2: Convert to fraction form
   42,163,897,510.05/63,243,618,785.28 = 13,830,096,783.28/x
3. Step 3: Cross multiply
   42,163,897,510.05x = 63,243,618,785.28 × 13,830,096,783.28
4. Step 4: Simplify right side
   42,163,897,510.05x = 874,665,368,725,287,600,128
5. Step 5: Solve for x
   x = 874,665,368,725,287,600,128/42,163,897,510.05
6. Step 6: Final answer
   x = 20,744,414,543.67