Finding the Fourth Proportional to 113,351,222.56, 156,445,738.32 and 64,455,734.56

Step by Step Solution

1. Step 1: Write the proportion equation
   113,351,222.56 : 156,445,738.32 = 64,455,734.56 : x
2. Step 2: Convert to fraction form
   113,351,222.56/156,445,738.32 = 64,455,734.56/x
3. Step 3: Cross multiply
   113,351,222.56x = 156,445,738.32 × 64,455,734.56
4. Step 4: Simplify right side
   113,351,222.56x = 10,083,824,982,197,140
5. Step 5: Solve for x
   x = 10,083,824,982,197,140/113,351,222.56
6. Step 6: Final answer
   x = 88,960,884.18