Finding the Fourth Proportional to 99,263.00, 148,900.17 and 28,180.07

Step by Step Solution

1. Step 1: Write the proportion equation
   99,263.00 : 148,900.17 = 28,180.07 : x
2. Step 2: Convert to fraction form
   99,263.00/148,900.17 = 28,180.07/x
3. Step 3: Cross multiply
   99,263.00x = 148,900.17 × 28,180.07
4. Step 4: Simplify right side
   99,263.00x = 4,196,017,585.86
5. Step 5: Solve for x
   x = 4,196,017,585.86/99,263.00
6. Step 6: Final answer
   x = 42,271.72