Finding the Fourth Proportional to 62,799.21, 86,662.89 and 34,506.72

Step by Step Solution

1. Step 1: Write the proportion equation
   62,799.21 : 86,662.89 = 34,506.72 : x
2. Step 2: Convert to fraction form
   62,799.21/86,662.89 = 34,506.72/x
3. Step 3: Cross multiply
   62,799.21x = 86,662.89 × 34,506.72
4. Step 4: Simplify right side
   62,799.21x = 2,990,452,079.62
5. Step 5: Solve for x
   x = 2,990,452,079.62/62,799.21
6. Step 6: Final answer
   x = 47,619.26