Finding the Fourth Proportional to 148,392.61, 204,785.56 and 91,063.59

Step by Step Solution

1. Step 1: Write the proportion equation
   148,392.61 : 204,785.56 = 91,063.59 : x
2. Step 2: Convert to fraction form
   148,392.61/204,785.56 = 91,063.59/x
3. Step 3: Cross multiply
   148,392.61x = 204,785.56 × 91,063.59
4. Step 4: Simplify right side
   148,392.61x = 18,648,508,771.56
5. Step 5: Solve for x
   x = 18,648,508,771.56/148,392.61
6. Step 6: Final answer
   x = 125,670.07