Finding the Fourth Proportional to 148,456.58, 222,733.76 and 98,732.30

Step by Step Solution

1. Step 1: Write the proportion equation
   148,456.58 : 222,733.76 = 98,732.30 : x
2. Step 2: Convert to fraction form
   148,456.58/222,733.76 = 98,732.30/x
3. Step 3: Cross multiply
   148,456.58x = 222,733.76 × 98,732.30
4. Step 4: Simplify right side
   148,456.58x = 21,991,014,805.12
5. Step 5: Solve for x
   x = 21,991,014,805.12/148,456.58
6. Step 6: Final answer
   x = 148,130.96