Finding the Fourth Proportional to 73,408,341.30, 110,112,123.15 and 18,820,821.30

Step by Step Solution

1. Step 1: Write the proportion equation
   73,408,341.30 : 110,112,123.15 = 18,820,821.30 : x
2. Step 2: Convert to fraction form
   73,408,341.30/110,112,123.15 = 18,820,821.30/x
3. Step 3: Cross multiply
   73,408,341.30x = 110,112,123.15 × 18,820,821.30
4. Step 4: Simplify right side
   73,408,341.30x = 2,072,400,592,769,743.25
5. Step 5: Solve for x
   x = 2,072,400,592,769,743.25/73,408,341.30
6. Step 6: Final answer
   x = 28,231,132.27