Finding the Fourth Proportional to 13,612,994.10, 19,072,363.50 and 13,612,994.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,612,994.10 : 19,072,363.50 = 13,612,994.10 : x
2. Step 2: Convert to fraction form
   13,612,994.10/19,072,363.50 = 13,612,994.10/x
3. Step 3: Cross multiply
   13,612,994.10x = 19,072,363.50 × 13,612,994.10
4. Step 4: Simplify right side
   13,612,994.10x = 259,631,971,798,555.34
5. Step 5: Solve for x
   x = 259,631,971,798,555.34/13,612,994.10
6. Step 6: Final answer
   x = 19,072,363.50