Finding the Fourth Proportional to 148,642.96, 205,068.89 and 84,946.58

Step by Step Solution

1. Step 1: Write the proportion equation
   148,642.96 : 205,068.89 = 84,946.58 : x
2. Step 2: Convert to fraction form
   148,642.96/205,068.89 = 84,946.58/x
3. Step 3: Cross multiply
   148,642.96x = 205,068.89 × 84,946.58
4. Step 4: Simplify right side
   148,642.96x = 17,419,900,445.16
5. Step 5: Solve for x
   x = 17,419,900,445.16/148,642.96
6. Step 6: Final answer
   x = 117,192.91