Finding the Fourth Proportional to 74,196.85, 102,427.13 and 42,359.61

Step by Step Solution

1. Step 1: Write the proportion equation
   74,196.85 : 102,427.13 = 42,359.61 : x
2. Step 2: Convert to fraction form
   74,196.85/102,427.13 = 42,359.61/x
3. Step 3: Cross multiply
   74,196.85x = 102,427.13 × 42,359.61
4. Step 4: Simplify right side
   74,196.85x = 4,338,773,280.22
5. Step 5: Solve for x
   x = 4,338,773,280.22/74,196.85
6. Step 6: Final answer
   x = 58,476.52