Finding the Fourth Proportional to 148,598.91, 205,066.48 and 84,938.07

Step by Step Solution

1. Step 1: Write the proportion equation
   148,598.91 : 205,066.48 = 84,938.07 : x
2. Step 2: Convert to fraction form
   148,598.91/205,066.48 = 84,938.07/x
3. Step 3: Cross multiply
   148,598.91x = 205,066.48 × 84,938.07
4. Step 4: Simplify right side
   148,598.91x = 17,417,951,032.89
5. Step 5: Solve for x
   x = 17,417,951,032.89/148,598.91
6. Step 6: Final answer
   x = 117,214.53