Finding the Fourth Proportional to 59,705.78, 89,484.86 and 30,132.08

Step by Step Solution

1. Step 1: Write the proportion equation
   59,705.78 : 89,484.86 = 30,132.08 : x
2. Step 2: Convert to fraction form
   59,705.78/89,484.86 = 30,132.08/x
3. Step 3: Cross multiply
   59,705.78x = 89,484.86 × 30,132.08
4. Step 4: Simplify right side
   59,705.78x = 2,696,364,960.31
5. Step 5: Solve for x
   x = 2,696,364,960.31/59,705.78
6. Step 6: Final answer
   x = 45,160.87