Finding the Fourth Proportional to 99,746.00, 150,285.32 and 90,271.04

Step by Step Solution

1. Step 1: Write the proportion equation
   99,746.00 : 150,285.32 = 90,271.04 : x
2. Step 2: Convert to fraction form
   99,746.00/150,285.32 = 90,271.04/x
3. Step 3: Cross multiply
   99,746.00x = 150,285.32 × 90,271.04
4. Step 4: Simplify right side
   99,746.00x = 13,566,410,930.35
5. Step 5: Solve for x
   x = 13,566,410,930.35/99,746.00
6. Step 6: Final answer
   x = 136,009.58