Finding the Fourth Proportional to 52,824, 72,897.12 and 31,606.32

Step by Step Solution

1. Step 1: Write the proportion equation
   52,824 : 72,897.12 = 31,606.32 : x
2. Step 2: Convert to fraction form
   52,824/72,897.12 = 31,606.32/x
3. Step 3: Cross multiply
   52,824x = 72,897.12 × 31,606.32
4. Step 4: Simplify right side
   52,824x = 2,304,009,701.80
5. Step 5: Solve for x
   x = 2,304,009,701.80/52,824
6. Step 6: Final answer
   x = 43,616.72