Finding the Fourth Proportional to 152,356.41, 210,308.27 and 91,929.60

Step by Step Solution

1. Step 1: Write the proportion equation
   152,356.41 : 210,308.27 = 91,929.60 : x
2. Step 2: Convert to fraction form
   152,356.41/210,308.27 = 91,929.60/x
3. Step 3: Cross multiply
   152,356.41x = 210,308.27 × 91,929.60
4. Step 4: Simplify right side
   152,356.41x = 19,333,554,678.14
5. Step 5: Solve for x
   x = 19,333,554,678.14/152,356.41
6. Step 6: Final answer
   x = 126,896.89