Finding the Fourth Proportional to 12,123,062.70, 18,184,594.05 and 3,147,614.70

Step by Step Solution

1. Step 1: Write the proportion equation
   12,123,062.70 : 18,184,594.05 = 3,147,614.70 : x
2. Step 2: Convert to fraction form
   12,123,062.70/18,184,594.05 = 3,147,614.70/x
3. Step 3: Cross multiply
   12,123,062.70x = 18,184,594.05 × 3,147,614.70
4. Step 4: Simplify right side
   12,123,062.70x = 57,238,095,545,312.54
5. Step 5: Solve for x
   x = 57,238,095,545,312.54/12,123,062.70
6. Step 6: Final answer
   x = 4,721,422.05