Finding the Fourth Proportional to 7,927,128.72, 10,938,769.74 and 4,395,019.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,927,128.72 : 10,938,769.74 = 4,395,019.77 : x
2. Step 2: Convert to fraction form
   7,927,128.72/10,938,769.74 = 4,395,019.77/x
3. Step 3: Cross multiply
   7,927,128.72x = 10,938,769.74 × 4,395,019.77
4. Step 4: Simplify right side
   7,927,128.72x = 48,076,109,266,777.76
5. Step 5: Solve for x
   x = 48,076,109,266,777.76/7,927,128.72
6. Step 6: Final answer
   x = 6,064,756.98