Finding the Fourth Proportional to 151,429.86, 208,985.01 and 83,459.04

Step by Step Solution

1. Step 1: Write the proportion equation
   151,429.86 : 208,985.01 = 83,459.04 : x
2. Step 2: Convert to fraction form
   151,429.86/208,985.01 = 83,459.04/x
3. Step 3: Cross multiply
   151,429.86x = 208,985.01 × 83,459.04
4. Step 4: Simplify right side
   151,429.86x = 17,441,688,308.99
5. Step 5: Solve for x
   x = 17,441,688,308.99/151,429.86
6. Step 6: Final answer
   x = 115,179.98