Finding the Fourth Proportional to 98,111.95, 147,154.10 and 31,543.62

Step by Step Solution

1. Step 1: Write the proportion equation
   98,111.95 : 147,154.10 = 31,543.62 : x
2. Step 2: Convert to fraction form
   98,111.95/147,154.10 = 31,543.62/x
3. Step 3: Cross multiply
   98,111.95x = 147,154.10 × 31,543.62
4. Step 4: Simplify right side
   98,111.95x = 4,641,773,090.70
5. Step 5: Solve for x
   x = 4,641,773,090.70/98,111.95
6. Step 6: Final answer
   x = 47,310.99