Finding the Fourth Proportional to 43,920,100.17, 65,487,493.14 and 42,713,431.02

Step by Step Solution

1. Step 1: Write the proportion equation
   43,920,100.17 : 65,487,493.14 = 42,713,431.02 : x
2. Step 2: Convert to fraction form
   43,920,100.17/65,487,493.14 = 42,713,431.02/x
3. Step 3: Cross multiply
   43,920,100.17x = 65,487,493.14 × 42,713,431.02
4. Step 4: Simplify right side
   43,920,100.17x = 2,797,195,520,908,113.50
5. Step 5: Solve for x
   x = 2,797,195,520,908,113.50/43,920,100.17
6. Step 6: Final answer
   x = 63,688,277.35