Finding the Fourth Proportional to 116,495.91, 174,710.01 and 45,402.72

Step by Step Solution

1. Step 1: Write the proportion equation
   116,495.91 : 174,710.01 = 45,402.72 : x
2. Step 2: Convert to fraction form
   116,495.91/174,710.01 = 45,402.72/x
3. Step 3: Cross multiply
   116,495.91x = 174,710.01 × 45,402.72
4. Step 4: Simplify right side
   116,495.91x = 7,932,309,665.23
5. Step 5: Solve for x
   x = 7,932,309,665.23/116,495.91
6. Step 6: Final answer
   x = 68,090.89