Finding the Fourth Proportional to 12,648,898.68, 18,973,279.89 and 3,064,272.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,648,898.68 : 18,973,279.89 = 3,064,272.36 : x
2. Step 2: Convert to fraction form
   12,648,898.68/18,973,279.89 = 3,064,272.36/x
3. Step 3: Cross multiply
   12,648,898.68x = 18,973,279.89 × 3,064,272.36
4. Step 4: Simplify right side
   12,648,898.68x = 58,139,297,145,470.84
5. Step 5: Solve for x
   x = 58,139,297,145,470.84/12,648,898.68
6. Step 6: Final answer
   x = 4,596,392.04