Finding the Fourth Proportional to 152,370.72, 210,274.54 and 91,179.83

Step by Step Solution

1. Step 1: Write the proportion equation
   152,370.72 : 210,274.54 = 91,179.83 : x
2. Step 2: Convert to fraction form
   152,370.72/210,274.54 = 91,179.83/x
3. Step 3: Cross multiply
   152,370.72x = 210,274.54 × 91,179.83
4. Step 4: Simplify right side
   152,370.72x = 19,172,796,566.58
5. Step 5: Solve for x
   x = 19,172,796,566.58/152,370.72
6. Step 6: Final answer
   x = 125,829.93