Finding the Fourth Proportional to 12,492,064.35, 18,738,096.53 and 12,492,064.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,492,064.35 : 18,738,096.53 = 12,492,064.35 : x
2. Step 2: Convert to fraction form
   12,492,064.35/18,738,096.53 = 12,492,064.35/x
3. Step 3: Cross multiply
   12,492,064.35x = 18,738,096.53 × 12,492,064.35
4. Step 4: Simplify right side
   12,492,064.35x = 234,077,507,649,271.72
5. Step 5: Solve for x
   x = 234,077,507,649,271.72/12,492,064.35
6. Step 6: Final answer
   x = 18,738,096.53