Finding the Fourth Proportional to 250,000.90, 375,120.72 and 116,861.82

Step by Step Solution

1. Step 1: Write the proportion equation
   250,000.90 : 375,120.72 = 116,861.82 : x
2. Step 2: Convert to fraction form
   250,000.90/375,120.72 = 116,861.82/x
3. Step 3: Cross multiply
   250,000.90x = 375,120.72 × 116,861.82
4. Step 4: Simplify right side
   250,000.90x = 43,837,290,058.91
5. Step 5: Solve for x
   x = 43,837,290,058.91/250,000.90
6. Step 6: Final answer
   x = 175,348.53