Finding the Fourth Proportional to 213,025.71, 293,967.30 and 117,530.76

Step by Step Solution

1. Step 1: Write the proportion equation
   213,025.71 : 293,967.30 = 117,530.76 : x
2. Step 2: Convert to fraction form
   213,025.71/293,967.30 = 117,530.76/x
3. Step 3: Cross multiply
   213,025.71x = 293,967.30 × 117,530.76
4. Step 4: Simplify right side
   213,025.71x = 34,550,200,184.15
5. Step 5: Solve for x
   x = 34,550,200,184.15/213,025.71
6. Step 6: Final answer
   x = 162,187.94