Finding the Fourth Proportional to 12,786,742.56, 17,646,051.06 and 7,633,095.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,786,742.56 : 17,646,051.06 = 7,633,095.30 : x
2. Step 2: Convert to fraction form
   12,786,742.56/17,646,051.06 = 7,633,095.30/x
3. Step 3: Cross multiply
   12,786,742.56x = 17,646,051.06 × 7,633,095.30
4. Step 4: Simplify right side
   12,786,742.56x = 134,693,989,409,646
5. Step 5: Solve for x
   x = 134,693,989,409,646/12,786,742.56
6. Step 6: Final answer
   x = 10,533,878.26