Finding the Fourth Proportional to 112,571,323.54, 155,350,013.01 and 64,860,209.39

Step by Step Solution

1. Step 1: Write the proportion equation
   112,571,323.54 : 155,350,013.01 = 64,860,209.39 : x
2. Step 2: Convert to fraction form
   112,571,323.54/155,350,013.01 = 64,860,209.39/x
3. Step 3: Cross multiply
   112,571,323.54x = 155,350,013.01 × 64,860,209.39
4. Step 4: Simplify right side
   112,571,323.54x = 10,076,034,372,956,198
5. Step 5: Solve for x
   x = 10,076,034,372,956,198/112,571,323.54
6. Step 6: Final answer
   x = 89,508,003.07