Finding the Fourth Proportional to 151,528.02, 209,115.81 and 84,460.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,528.02 : 209,115.81 = 84,460.50 : x
2. Step 2: Convert to fraction form
   151,528.02/209,115.81 = 84,460.50/x
3. Step 3: Cross multiply
   151,528.02x = 209,115.81 × 84,460.50
4. Step 4: Simplify right side
   151,528.02x = 17,662,025,870.51
5. Step 5: Solve for x
   x = 17,662,025,870.51/151,528.02
6. Step 6: Final answer
   x = 116,559.47