Finding the Fourth Proportional to 96,683.52, 133,431.30 and 53,667.06

Step by Step Solution

1. Step 1: Write the proportion equation
   96,683.52 : 133,431.30 = 53,667.06 : x
2. Step 2: Convert to fraction form
   96,683.52/133,431.30 = 53,667.06/x
3. Step 3: Cross multiply
   96,683.52x = 133,431.30 × 53,667.06
4. Step 4: Simplify right side
   96,683.52x = 7,160,865,082.61
5. Step 5: Solve for x
   x = 7,160,865,082.61/96,683.52
6. Step 6: Final answer
   x = 74,065.00