Finding the Fourth Proportional to 82,470,907.96, 113,803,215.87 and 47,665,852.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,470,907.96 : 113,803,215.87 = 47,665,852.72 : x
2. Step 2: Convert to fraction form
   82,470,907.96/113,803,215.87 = 47,665,852.72/x
3. Step 3: Cross multiply
   82,470,907.96x = 113,803,215.87 × 47,665,852.72
4. Step 4: Simplify right side
   82,470,907.96x = 5,424,527,326,616,026
5. Step 5: Solve for x
   x = 5,424,527,326,616,026/82,470,907.96
6. Step 6: Final answer
   x = 65,775,040.69