Finding the Fourth Proportional to 152,271.08, 210,130.76 and 83,360.38

Step by Step Solution

1. Step 1: Write the proportion equation
   152,271.08 : 210,130.76 = 83,360.38 : x
2. Step 2: Convert to fraction form
   152,271.08/210,130.76 = 83,360.38/x
3. Step 3: Cross multiply
   152,271.08x = 210,130.76 × 83,360.38
4. Step 4: Simplify right side
   152,271.08x = 17,516,580,003.29
5. Step 5: Solve for x
   x = 17,516,580,003.29/152,271.08
6. Step 6: Final answer
   x = 115,035.50