Finding the Fourth Proportional to 13,109,465.76, 18,091,140.06 and 7,606,117.49

Step by Step Solution

1. Step 1: Write the proportion equation
   13,109,465.76 : 18,091,140.06 = 7,606,117.49 : x
2. Step 2: Convert to fraction form
   13,109,465.76/18,091,140.06 = 7,606,117.49/x
3. Step 3: Cross multiply
   13,109,465.76x = 18,091,140.06 × 7,606,117.49
4. Step 4: Simplify right side
   13,109,465.76x = 137,603,336,733,949.94
5. Step 5: Solve for x
   x = 137,603,336,733,949.94/13,109,465.76
6. Step 6: Final answer
   x = 10,496,486.99