Finding the Fourth Proportional to 119,085.34, 164,337.36 and 64,637.52

Step by Step Solution

1. Step 1: Write the proportion equation
   119,085.34 : 164,337.36 = 64,637.52 : x
2. Step 2: Convert to fraction form
   119,085.34/164,337.36 = 64,637.52/x
3. Step 3: Cross multiply
   119,085.34x = 164,337.36 × 64,637.52
4. Step 4: Simplify right side
   119,085.34x = 10,622,359,393.75
5. Step 5: Solve for x
   x = 10,622,359,393.75/119,085.34
6. Step 6: Final answer
   x = 89,199.56