Finding the Fourth Proportional to 111,240,674.33, 153,498,018.69 and 60,991,670.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,240,674.33 : 153,498,018.69 = 60,991,670.52 : x
2. Step 2: Convert to fraction form
   111,240,674.33/153,498,018.69 = 60,991,670.52/x
3. Step 3: Cross multiply
   111,240,674.33x = 153,498,018.69 × 60,991,670.52
4. Step 4: Simplify right side
   111,240,674.33x = 9,362,100,581,413,282
5. Step 5: Solve for x
   x = 9,362,100,581,413,282/111,240,674.33
6. Step 6: Final answer
   x = 84,160,767.98