Finding the Fourth Proportional to 12,552,931.30, 18,831,146.55 and 5,364,408.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,552,931.30 : 18,831,146.55 = 5,364,408.10 : x
2. Step 2: Convert to fraction form
   12,552,931.30/18,831,146.55 = 5,364,408.10/x
3. Step 3: Cross multiply
   12,552,931.30x = 18,831,146.55 × 5,364,408.10
4. Step 4: Simplify right side
   12,552,931.30x = 101,017,955,085,107.05
5. Step 5: Solve for x
   x = 101,017,955,085,107.05/12,552,931.30
6. Step 6: Final answer
   x = 8,047,359.83