Finding the Fourth Proportional to 162,498.02, 243,752.39 and 55,880.90

Step by Step Solution

1. Step 1: Write the proportion equation
   162,498.02 : 243,752.39 = 55,880.90 : x
2. Step 2: Convert to fraction form
   162,498.02/243,752.39 = 55,880.90/x
3. Step 3: Cross multiply
   162,498.02x = 243,752.39 × 55,880.90
4. Step 4: Simplify right side
   162,498.02x = 13,621,103,926.92
5. Step 5: Solve for x
   x = 13,621,103,926.92/162,498.02
6. Step 6: Final answer
   x = 83,823.20