Finding the Fourth Proportional to 238,071.42, 357,068.16 and 88,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   238,071.42 : 357,068.16 = 88,276.50 : x
2. Step 2: Convert to fraction form
   238,071.42/357,068.16 = 88,276.50/x
3. Step 3: Cross multiply
   238,071.42x = 357,068.16 × 88,276.50
4. Step 4: Simplify right side
   238,071.42x = 31,520,727,426.24
5. Step 5: Solve for x
   x = 31,520,727,426.24/238,071.42
6. Step 6: Final answer
   x = 132,400.30