Finding the Fourth Proportional to 133,096.77, 183,670.86 and 72,667.91

Step by Step Solution

1. Step 1: Write the proportion equation
   133,096.77 : 183,670.86 = 72,667.91 : x
2. Step 2: Convert to fraction form
   133,096.77/183,670.86 = 72,667.91/x
3. Step 3: Cross multiply
   133,096.77x = 183,670.86 × 72,667.91
4. Step 4: Simplify right side
   133,096.77x = 13,346,976,605.75
5. Step 5: Solve for x
   x = 13,346,976,605.75/133,096.77
6. Step 6: Final answer
   x = 100,280.24