Finding the Fourth Proportional to 75,897.50, 104,738.61 and 42,363.50

Step by Step Solution

1. Step 1: Write the proportion equation
   75,897.50 : 104,738.61 = 42,363.50 : x
2. Step 2: Convert to fraction form
   75,897.50/104,738.61 = 42,363.50/x
3. Step 3: Cross multiply
   75,897.50x = 104,738.61 × 42,363.50
4. Step 4: Simplify right side
   75,897.50x = 4,437,094,104.74
5. Step 5: Solve for x
   x = 4,437,094,104.74/75,897.50
6. Step 6: Final answer
   x = 58,461.66