Finding the Fourth Proportional to 12,248,973.82, 18,361,109.58 and 7,703,271.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,248,973.82 : 18,361,109.58 = 7,703,271.10 : x
2. Step 2: Convert to fraction form
   12,248,973.82/18,361,109.58 = 7,703,271.10/x
3. Step 3: Cross multiply
   12,248,973.82x = 18,361,109.58 × 7,703,271.10
4. Step 4: Simplify right side
   12,248,973.82x = 141,440,604,791,547.12
5. Step 5: Solve for x
   x = 141,440,604,791,547.12/12,248,973.82
6. Step 6: Final answer
   x = 11,547,139.12