Finding the Fourth Proportional to 213,019.32, 293,964.96 and 117,530.04

Step by Step Solution

1. Step 1: Write the proportion equation
   213,019.32 : 293,964.96 = 117,530.04 : x
2. Step 2: Convert to fraction form
   213,019.32/293,964.96 = 117,530.04/x
3. Step 3: Cross multiply
   213,019.32x = 293,964.96 × 117,530.04
4. Step 4: Simplify right side
   213,019.32x = 34,549,713,507.40
5. Step 5: Solve for x
   x = 34,549,713,507.40/213,019.32
6. Step 6: Final answer
   x = 162,190.52