Finding the Fourth Proportional to 267,385.63, 401,074.17 and 64,983.37

Step by Step Solution

1. Step 1: Write the proportion equation
   267,385.63 : 401,074.17 = 64,983.37 : x
2. Step 2: Convert to fraction form
   267,385.63/401,074.17 = 64,983.37/x
3. Step 3: Cross multiply
   267,385.63x = 401,074.17 × 64,983.37
4. Step 4: Simplify right side
   267,385.63x = 26,063,151,186.55
5. Step 5: Solve for x
   x = 26,063,151,186.55/267,385.63
6. Step 6: Final answer
   x = 97,474.02