Finding the Fourth Proportional to 30,940,266.79, 42,695,068.57 and 17,888,366.82

Step by Step Solution

1. Step 1: Write the proportion equation
   30,940,266.79 : 42,695,068.57 = 17,888,366.82 : x
2. Step 2: Convert to fraction form
   30,940,266.79/42,695,068.57 = 17,888,366.82/x
3. Step 3: Cross multiply
   30,940,266.79x = 42,695,068.57 × 17,888,366.82
4. Step 4: Simplify right side
   30,940,266.79x = 763,745,047,985,212.88
5. Step 5: Solve for x
   x = 763,745,047,985,212.88/30,940,266.79
6. Step 6: Final answer
   x = 24,684,501.05