Finding the Fourth Proportional to 13,143,116.81, 19,632,715.25 and 9,738,053.91

Step by Step Solution

1. Step 1: Write the proportion equation
   13,143,116.81 : 19,632,715.25 = 9,738,053.91 : x
2. Step 2: Convert to fraction form
   13,143,116.81/19,632,715.25 = 9,738,053.91/x
3. Step 3: Cross multiply
   13,143,116.81x = 19,632,715.25 × 9,738,053.91
4. Step 4: Simplify right side
   13,143,116.81x = 191,184,439,455,488.88
5. Step 5: Solve for x
   x = 191,184,439,455,488.88/13,143,116.81
6. Step 6: Final answer
   x = 14,546,354.73