Finding the Fourth Proportional to 42,303,651.30, 63,460,142.55 and 13,544,892.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,303,651.30 : 63,460,142.55 = 13,544,892.90 : x
2. Step 2: Convert to fraction form
   42,303,651.30/63,460,142.55 = 13,544,892.90/x
3. Step 3: Cross multiply
   42,303,651.30x = 63,460,142.55 × 13,544,892.90
4. Step 4: Simplify right side
   42,303,651.30x = 859,560,834,258,482.88
5. Step 5: Solve for x
   x = 859,560,834,258,482.88/42,303,651.30
6. Step 6: Final answer
   x = 20,318,833.19