Finding the Fourth Proportional to 13,501,978.58, 18,632,789.70 and 7,307,026.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,501,978.58 : 18,632,789.70 = 7,307,026.04 : x
2. Step 2: Convert to fraction form
   13,501,978.58/18,632,789.70 = 7,307,026.04/x
3. Step 3: Cross multiply
   13,501,978.58x = 18,632,789.70 × 7,307,026.04
4. Step 4: Simplify right side
   13,501,978.58x = 136,150,279,535,743.78
5. Step 5: Solve for x
   x = 136,150,279,535,743.78/13,501,978.58
6. Step 6: Final answer
   x = 10,083,728.01