Finding the Fourth Proportional to 147,867.34, 221,870.96 and 76,752.18

Step by Step Solution

1. Step 1: Write the proportion equation
   147,867.34 : 221,870.96 = 76,752.18 : x
2. Step 2: Convert to fraction form
   147,867.34/221,870.96 = 76,752.18/x
3. Step 3: Cross multiply
   147,867.34x = 221,870.96 × 76,752.18
4. Step 4: Simplify right side
   147,867.34x = 17,029,079,858.69
5. Step 5: Solve for x
   x = 17,029,079,858.69/147,867.34
6. Step 6: Final answer
   x = 115,164.58