Finding the Fourth Proportional to 111,550,091.83, 153,776,883.98 and 77,955,268.17

Step by Step Solution

1. Step 1: Write the proportion equation
   111,550,091.83 : 153,776,883.98 = 77,955,268.17 : x
2. Step 2: Convert to fraction form
   111,550,091.83/153,776,883.98 = 77,955,268.17/x
3. Step 3: Cross multiply
   111,550,091.83x = 153,776,883.98 × 77,955,268.17
4. Step 4: Simplify right side
   111,550,091.83x = 11,987,718,227,849,216
5. Step 5: Solve for x
   x = 11,987,718,227,849,216/111,550,091.83
6. Step 6: Final answer
   x = 107,464,888.92