Finding the Fourth Proportional to 12,906,061.06, 19,358,960.36 and 3,321,402.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,906,061.06 : 19,358,960.36 = 3,321,402.34 : x
2. Step 2: Convert to fraction form
   12,906,061.06/19,358,960.36 = 3,321,402.34/x
3. Step 3: Cross multiply
   12,906,061.06x = 19,358,960.36 × 3,321,402.34
4. Step 4: Simplify right side
   12,906,061.06x = 64,298,896,239,671.23
5. Step 5: Solve for x
   x = 64,298,896,239,671.23/12,906,061.06
6. Step 6: Final answer
   x = 4,982,069.74