Finding the Fourth Proportional to 155,200.65, 232,746.30 and 55,364.10

Step by Step Solution

1. Step 1: Write the proportion equation
   155,200.65 : 232,746.30 = 55,364.10 : x
2. Step 2: Convert to fraction form
   155,200.65/232,746.30 = 55,364.10/x
3. Step 3: Cross multiply
   155,200.65x = 232,746.30 × 55,364.10
4. Step 4: Simplify right side
   155,200.65x = 12,885,789,427.83
5. Step 5: Solve for x
   x = 12,885,789,427.83/155,200.65
6. Step 6: Final answer
   x = 83,026.65