Finding the Fourth Proportional to 8,142,746.10, 12,213,244.35 and 2,159,114.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,142,746.10 : 12,213,244.35 = 2,159,114.10 : x
2. Step 2: Convert to fraction form
   8,142,746.10/12,213,244.35 = 2,159,114.10/x
3. Step 3: Cross multiply
   8,142,746.10x = 12,213,244.35 × 2,159,114.10
4. Step 4: Simplify right side
   8,142,746.10x = 26,369,788,082,830.34
5. Step 5: Solve for x
   x = 26,369,788,082,830.34/8,142,746.10
6. Step 6: Final answer
   x = 3,238,439.19