Finding the Fourth Proportional to 12,620,994.23, 17,418,356.01 and 7,323,856.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,620,994.23 : 17,418,356.01 = 7,323,856.07 : x
2. Step 2: Convert to fraction form
   12,620,994.23/17,418,356.01 = 7,323,856.07/x
3. Step 3: Cross multiply
   12,620,994.23x = 17,418,356.01 × 7,323,856.07
4. Step 4: Simplify right side
   12,620,994.23x = 127,569,532,306,167.72
5. Step 5: Solve for x
   x = 127,569,532,306,167.72/12,620,994.23
6. Step 6: Final answer
   x = 10,107,724.48