Finding the Fourth Proportional to 74,462.18, 102,760.10 and 42,641.33

Step by Step Solution

1. Step 1: Write the proportion equation
   74,462.18 : 102,760.10 = 42,641.33 : x
2. Step 2: Convert to fraction form
   74,462.18/102,760.10 = 42,641.33/x
3. Step 3: Cross multiply
   74,462.18x = 102,760.10 × 42,641.33
4. Step 4: Simplify right side
   74,462.18x = 4,381,826,607.93
5. Step 5: Solve for x
   x = 4,381,826,607.93/74,462.18
6. Step 6: Final answer
   x = 58,846.34