Finding the Fourth Proportional to 111,162,240.29, 153,402,018.73 and 61,602,513.00

Step by Step Solution

1. Step 1: Write the proportion equation
   111,162,240.29 : 153,402,018.73 = 61,602,513.00 : x
2. Step 2: Convert to fraction form
   111,162,240.29/153,402,018.73 = 61,602,513.00/x
3. Step 3: Cross multiply
   111,162,240.29x = 153,402,018.73 × 61,602,513.00
4. Step 4: Simplify right side
   111,162,240.29x = 9,449,949,853,521,514
5. Step 5: Solve for x
   x = 9,449,949,853,521,514/111,162,240.29
6. Step 6: Final answer
   x = 85,010,430.06