Finding the Fourth Proportional to 72,158,141.42, 99,574,400.03 and 40,794,315.22

Step by Step Solution

1. Step 1: Write the proportion equation
   72,158,141.42 : 99,574,400.03 = 40,794,315.22 : x
2. Step 2: Convert to fraction form
   72,158,141.42/99,574,400.03 = 40,794,315.22/x
3. Step 3: Cross multiply
   72,158,141.42x = 99,574,400.03 × 40,794,315.22
4. Step 4: Simplify right side
   72,158,141.42x = 4,062,069,462,223,806.50
5. Step 5: Solve for x
   x = 4,062,069,462,223,806.50/72,158,141.42
6. Step 6: Final answer
   x = 56,293,986.82