Finding the Fourth Proportional to 12,307,938.16, 18,462,694.56 and 4,734,903.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,307,938.16 : 18,462,694.56 = 4,734,903.91 : x
2. Step 2: Convert to fraction form
   12,307,938.16/18,462,694.56 = 4,734,903.91/x
3. Step 3: Cross multiply
   12,307,938.16x = 18,462,694.56 × 4,734,903.91
4. Step 4: Simplify right side
   12,307,938.16x = 87,419,084,661,279.72
5. Step 5: Solve for x
   x = 87,419,084,661,279.72/12,307,938.16
6. Step 6: Final answer
   x = 7,102,658.75