Finding the Fourth Proportional to 136,654.69, 204,981.98 and 70,052.34

Step by Step Solution

1. Step 1: Write the proportion equation
   136,654.69 : 204,981.98 = 70,052.34 : x
2. Step 2: Convert to fraction form
   136,654.69/204,981.98 = 70,052.34/x
3. Step 3: Cross multiply
   136,654.69x = 204,981.98 × 70,052.34
4. Step 4: Simplify right side
   136,654.69x = 14,359,467,356.83
5. Step 5: Solve for x
   x = 14,359,467,356.83/136,654.69
6. Step 6: Final answer
   x = 105,078.48