Finding the Fourth Proportional to 142,663,501.80, 213,853,535.10 and 65,852,562.60

Step by Step Solution

1. Step 1: Write the proportion equation
   142,663,501.80 : 213,853,535.10 = 65,852,562.60 : x
2. Step 2: Convert to fraction form
   142,663,501.80/213,853,535.10 = 65,852,562.60/x
3. Step 3: Cross multiply
   142,663,501.80x = 213,853,535.10 × 65,852,562.60
4. Step 4: Simplify right side
   142,663,501.80x = 14,082,803,307,404,048
5. Step 5: Solve for x
   x = 14,082,803,307,404,048/142,663,501.80
6. Step 6: Final answer
   x = 98,713,427.96