Finding the Fourth Proportional to 13,148,185.02, 18,146,297.61 and 7,566,316.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,148,185.02 : 18,146,297.61 = 7,566,316.80 : x
2. Step 2: Convert to fraction form
   13,148,185.02/18,146,297.61 = 7,566,316.80/x
3. Step 3: Cross multiply
   13,148,185.02x = 18,146,297.61 × 7,566,316.80
4. Step 4: Simplify right side
   13,148,185.02x = 137,300,636,464,342.84
5. Step 5: Solve for x
   x = 137,300,636,464,342.84/13,148,185.02
6. Step 6: Final answer
   x = 10,442,554.33