Finding the Fourth Proportional to 89,205,513.61, 122,874,238.85 and 63,055,073.47

Step by Step Solution

1. Step 1: Write the proportion equation
   89,205,513.61 : 122,874,238.85 = 63,055,073.47 : x
2. Step 2: Convert to fraction form
   89,205,513.61/122,874,238.85 = 63,055,073.47/x
3. Step 3: Cross multiply
   89,205,513.61x = 122,874,238.85 × 63,055,073.47
4. Step 4: Simplify right side
   89,205,513.61x = 7,747,844,158,476,744
5. Step 5: Solve for x
   x = 7,747,844,158,476,744/89,205,513.61
6. Step 6: Final answer
   x = 86,853,870.85