Finding the Fourth Proportional to 109,498.74, 151,097.77 and 66,501.77

Step by Step Solution

1. Step 1: Write the proportion equation
   109,498.74 : 151,097.77 = 66,501.77 : x
2. Step 2: Convert to fraction form
   109,498.74/151,097.77 = 66,501.77/x
3. Step 3: Cross multiply
   109,498.74x = 151,097.77 × 66,501.77
4. Step 4: Simplify right side
   109,498.74x = 10,048,268,620.10
5. Step 5: Solve for x
   x = 10,048,268,620.10/109,498.74
6. Step 6: Final answer
   x = 91,766.06