Finding the Fourth Proportional to 72,236,452.75, 99,686,004.83 and 42,891,941.23

Step by Step Solution

1. Step 1: Write the proportion equation
   72,236,452.75 : 99,686,004.83 = 42,891,941.23 : x
2. Step 2: Convert to fraction form
   72,236,452.75/99,686,004.83 = 42,891,941.23/x
3. Step 3: Cross multiply
   72,236,452.75x = 99,686,004.83 × 42,891,941.23
4. Step 4: Simplify right side
   72,236,452.75x = 4,275,726,260,407,396
5. Step 5: Solve for x
   x = 4,275,726,260,407,396/72,236,452.75
6. Step 6: Final answer
   x = 59,190,700.78