Finding the Fourth Proportional to 148,562.15, 204,996.89 and 84,904.07

Step by Step Solution

1. Step 1: Write the proportion equation
   148,562.15 : 204,996.89 = 84,904.07 : x
2. Step 2: Convert to fraction form
   148,562.15/204,996.89 = 84,904.07/x
3. Step 3: Cross multiply
   148,562.15x = 204,996.89 × 84,904.07
4. Step 4: Simplify right side
   148,562.15x = 17,405,069,873.82
5. Step 5: Solve for x
   x = 17,405,069,873.82/148,562.15
6. Step 6: Final answer
   x = 117,156.83