Finding the Fourth Proportional to 93,477.42, 128,979.06 and 59,473.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,477.42 : 128,979.06 = 59,473.50 : x
2. Step 2: Convert to fraction form
   93,477.42/128,979.06 = 59,473.50/x
3. Step 3: Cross multiply
   93,477.42x = 128,979.06 × 59,473.50
4. Step 4: Simplify right side
   93,477.42x = 7,670,836,124.91
5. Step 5: Solve for x
   x = 7,670,836,124.91/93,477.42
6. Step 6: Final answer
   x = 82,060.85