Finding the Fourth Proportional to 72,276,913.23, 99,698,323.27 and 42,888,882.03

Step by Step Solution

1. Step 1: Write the proportion equation
   72,276,913.23 : 99,698,323.27 = 42,888,882.03 : x
2. Step 2: Convert to fraction form
   72,276,913.23/99,698,323.27 = 42,888,882.03/x
3. Step 3: Cross multiply
   72,276,913.23x = 99,698,323.27 × 42,888,882.03
4. Step 4: Simplify right side
   72,276,913.23x = 4,275,949,625,315,834
5. Step 5: Solve for x
   x = 4,275,949,625,315,834/72,276,913.23
6. Step 6: Final answer
   x = 59,160,656.35