Finding the Fourth Proportional to 238,066.30, 357,199.61 and 148,184.18

Step by Step Solution

1. Step 1: Write the proportion equation
   238,066.30 : 357,199.61 = 148,184.18 : x
2. Step 2: Convert to fraction form
   238,066.30/357,199.61 = 148,184.18/x
3. Step 3: Cross multiply
   238,066.30x = 357,199.61 × 148,184.18
4. Step 4: Simplify right side
   238,066.30x = 52,931,330,116.75
5. Step 5: Solve for x
   x = 52,931,330,116.75/238,066.30
6. Step 6: Final answer
   x = 222,338.61