Finding the Fourth Proportional to 55,404.90, 83,091.15 and 19,862.10

Step by Step Solution

1. Step 1: Write the proportion equation
   55,404.90 : 83,091.15 = 19,862.10 : x
2. Step 2: Convert to fraction form
   55,404.90/83,091.15 = 19,862.10/x
3. Step 3: Cross multiply
   55,404.90x = 83,091.15 × 19,862.10
4. Step 4: Simplify right side
   55,404.90x = 1,650,364,730.42
5. Step 5: Solve for x
   x = 1,650,364,730.42/55,404.90
6. Step 6: Final answer
   x = 29,787.34