Finding the Fourth Proportional to 98,243.69, 147,365.12 and 28,123.00

Step by Step Solution

1. Step 1: Write the proportion equation
   98,243.69 : 147,365.12 = 28,123.00 : x
2. Step 2: Convert to fraction form
   98,243.69/147,365.12 = 28,123.00/x
3. Step 3: Cross multiply
   98,243.69x = 147,365.12 × 28,123.00
4. Step 4: Simplify right side
   98,243.69x = 4,144,348,971.65
5. Step 5: Solve for x
   x = 4,144,348,971.65/98,243.69
6. Step 6: Final answer
   x = 42,184.38