Finding the Fourth Proportional to 64,741.02, 89,417.38 and 43,193.30

Step by Step Solution

1. Step 1: Write the proportion equation
   64,741.02 : 89,417.38 = 43,193.30 : x
2. Step 2: Convert to fraction form
   64,741.02/89,417.38 = 43,193.30/x
3. Step 3: Cross multiply
   64,741.02x = 89,417.38 × 43,193.30
4. Step 4: Simplify right side
   64,741.02x = 3,862,231,719.55
5. Step 5: Solve for x
   x = 3,862,231,719.55/64,741.02
6. Step 6: Final answer
   x = 59,656.64