Finding the Fourth Proportional to 42,688,622.07, 58,910,317.52 and 23,109,509.79

Step by Step Solution

1. Step 1: Write the proportion equation
   42,688,622.07 : 58,910,317.52 = 23,109,509.79 : x
2. Step 2: Convert to fraction form
   42,688,622.07/58,910,317.52 = 23,109,509.79/x
3. Step 3: Cross multiply
   42,688,622.07x = 58,910,317.52 × 23,109,509.79
4. Step 4: Simplify right side
   42,688,622.07x = 1,361,388,559,344,901
5. Step 5: Solve for x
   x = 1,361,388,559,344,901/42,688,622.07
6. Step 6: Final answer
   x = 31,891,133.83