Finding the Fourth Proportional to 74,801.27, 103,234.89 and 42,970.10

Step by Step Solution

1. Step 1: Write the proportion equation
   74,801.27 : 103,234.89 = 42,970.10 : x
2. Step 2: Convert to fraction form
   74,801.27/103,234.89 = 42,970.10/x
3. Step 3: Cross multiply
   74,801.27x = 103,234.89 × 42,970.10
4. Step 4: Simplify right side
   74,801.27x = 4,436,013,030.61
5. Step 5: Solve for x
   x = 4,436,013,030.61/74,801.27
6. Step 6: Final answer
   x = 59,303.98