Finding the Fourth Proportional to 13,066,207.56, 19,601,927.56 and 7,317,117

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066,207.56 : 19,601,927.56 = 7,317,117 : x
2. Step 2: Convert to fraction form
   13,066,207.56/19,601,927.56 = 7,317,117/x
3. Step 3: Cross multiply
   13,066,207.56x = 19,601,927.56 × 7,317,117
4. Step 4: Simplify right side
   13,066,207.56x = 143,429,597,382,044.50
5. Step 5: Solve for x
   x = 143,429,597,382,044.50/13,066,207.56
6. Step 6: Final answer
   x = 10,977,140.59