Finding the Fourth Proportional to 74,810.83, 103,238.41 and 42,545.46

Step by Step Solution

1. Step 1: Write the proportion equation
   74,810.83 : 103,238.41 = 42,545.46 : x
2. Step 2: Convert to fraction form
   74,810.83/103,238.41 = 42,545.46/x
3. Step 3: Cross multiply
   74,810.83x = 103,238.41 × 42,545.46
4. Step 4: Simplify right side
   74,810.83x = 4,392,325,337.61
5. Step 5: Solve for x
   x = 4,392,325,337.61/74,810.83
6. Step 6: Final answer
   x = 58,712.43