Finding the Fourth Proportional to 7,217,117.82, 10,824,368.58 and 2,898,994.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,217,117.82 : 10,824,368.58 = 2,898,994.05 : x
2. Step 2: Convert to fraction form
   7,217,117.82/10,824,368.58 = 2,898,994.05/x
3. Step 3: Cross multiply
   7,217,117.82x = 10,824,368.58 × 2,898,994.05
4. Step 4: Simplify right side
   7,217,117.82x = 31,379,780,108,426.95
5. Step 5: Solve for x
   x = 31,379,780,108,426.95/7,217,117.82
6. Step 6: Final answer
   x = 4,347,965.61