Finding the Fourth Proportional to 98,290.53, 147,443.49 and 35,124.30

Step by Step Solution

1. Step 1: Write the proportion equation
   98,290.53 : 147,443.49 = 35,124.30 : x
2. Step 2: Convert to fraction form
   98,290.53/147,443.49 = 35,124.30/x
3. Step 3: Cross multiply
   98,290.53x = 147,443.49 × 35,124.30
4. Step 4: Simplify right side
   98,290.53x = 5,178,849,375.81
5. Step 5: Solve for x
   x = 5,178,849,375.81/98,290.53
6. Step 6: Final answer
   x = 52,689.20