Finding the Fourth Proportional to 37,215,378.72, 51,349,695.30 and 21,742,475.22

Step by Step Solution

1. Step 1: Write the proportion equation
   37,215,378.72 : 51,349,695.30 = 21,742,475.22 : x
2. Step 2: Convert to fraction form
   37,215,378.72/51,349,695.30 = 21,742,475.22/x
3. Step 3: Cross multiply
   37,215,378.72x = 51,349,695.30 × 21,742,475.22
4. Step 4: Simplify right side
   37,215,378.72x = 1,116,469,477,614,800.38
5. Step 5: Solve for x
   x = 1,116,469,477,614,800.38/37,215,378.72
6. Step 6: Final answer
   x = 30,000,218.08