Finding the Fourth Proportional to 74,046.32, 102,181.38 and 42,225.46

Step by Step Solution

1. Step 1: Write the proportion equation
   74,046.32 : 102,181.38 = 42,225.46 : x
2. Step 2: Convert to fraction form
   74,046.32/102,181.38 = 42,225.46/x
3. Step 3: Cross multiply
   74,046.32x = 102,181.38 × 42,225.46
4. Step 4: Simplify right side
   74,046.32x = 4,314,655,773.93
5. Step 5: Solve for x
   x = 4,314,655,773.93/74,046.32
6. Step 6: Final answer
   x = 58,269.69