Finding the Fourth Proportional to 117,017.09, 161,483.10 and 63,301.98

Step by Step Solution

1. Step 1: Write the proportion equation
   117,017.09 : 161,483.10 = 63,301.98 : x
2. Step 2: Convert to fraction form
   117,017.09/161,483.10 = 63,301.98/x
3. Step 3: Cross multiply
   117,017.09x = 161,483.10 × 63,301.98
4. Step 4: Simplify right side
   117,017.09x = 10,222,198,842.61
5. Step 5: Solve for x
   x = 10,222,198,842.61/117,017.09
6. Step 6: Final answer
   x = 87,356.46