Finding the Fourth Proportional to 42,120,355.23, 58,128,335.57 and 23,535,946.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,120,355.23 : 58,128,335.57 = 23,535,946.49 : x
2. Step 2: Convert to fraction form
   42,120,355.23/58,128,335.57 = 23,535,946.49/x
3. Step 3: Cross multiply
   42,120,355.23x = 58,128,335.57 × 23,535,946.49
4. Step 4: Simplify right side
   42,120,355.23x = 1,368,105,395,296,481.75
5. Step 5: Solve for x
   x = 1,368,105,395,296,481.75/42,120,355.23
6. Step 6: Final answer
   x = 32,480,860.81