Finding the Fourth Proportional to 151,152.48, 208,584.72 and 84,088.80

Step by Step Solution

1. Step 1: Write the proportion equation
   151,152.48 : 208,584.72 = 84,088.80 : x
2. Step 2: Convert to fraction form
   151,152.48/208,584.72 = 84,088.80/x
3. Step 3: Cross multiply
   151,152.48x = 208,584.72 × 84,088.80
4. Step 4: Simplify right side
   151,152.48x = 17,539,638,803.14
5. Step 5: Solve for x
   x = 17,539,638,803.14/151,152.48
6. Step 6: Final answer
   x = 116,039.37