Finding the Fourth Proportional to 418,601.88, 627,897.69 and 103,061.52

Step by Step Solution

1. Step 1: Write the proportion equation
   418,601.88 : 627,897.69 = 103,061.52 : x
2. Step 2: Convert to fraction form
   418,601.88/627,897.69 = 103,061.52/x
3. Step 3: Cross multiply
   418,601.88x = 627,897.69 × 103,061.52
4. Step 4: Simplify right side
   418,601.88x = 64,712,090,335.89
5. Step 5: Solve for x
   x = 64,712,090,335.89/418,601.88
6. Step 6: Final answer
   x = 154,591.02