Finding the Fourth Proportional to 82,995,002.55, 124,567,791.30 and 42,082,902.90

Step by Step Solution

1. Step 1: Write the proportion equation
   82,995,002.55 : 124,567,791.30 = 42,082,902.90 : x
2. Step 2: Convert to fraction form
   82,995,002.55/124,567,791.30 = 42,082,902.90/x
3. Step 3: Cross multiply
   82,995,002.55x = 124,567,791.30 × 42,082,902.90
4. Step 4: Simplify right side
   82,995,002.55x = 5,242,174,265,745,364
5. Step 5: Solve for x
   x = 5,242,174,265,745,364/82,995,002.55
6. Step 6: Final answer
   x = 63,162,529.12