Finding the Fourth Proportional to 42,163,897,518.70, 63,243,618,796.76 and 13,830,096,792.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,163,897,518.70 : 63,243,618,796.76 = 13,830,096,792.68 : x
2. Step 2: Convert to fraction form
   42,163,897,518.70/63,243,618,796.76 = 13,830,096,792.68/x
3. Step 3: Cross multiply
   42,163,897,518.70x = 63,243,618,796.76 × 13,830,096,792.68
4. Step 4: Simplify right side
   42,163,897,518.70x = 874,665,369,478,230,835,200
5. Step 5: Solve for x
   x = 874,665,369,478,230,835,200/42,163,897,518.70
6. Step 6: Final answer
   x = 20,744,414,557.27