Finding the Fourth Proportional to 39,871,822.32, 55,023,106.32 and 21,537,108

Step by Step Solution

1. Step 1: Write the proportion equation
   39,871,822.32 : 55,023,106.32 = 21,537,108 : x
2. Step 2: Convert to fraction form
   39,871,822.32/55,023,106.32 = 21,537,108/x
3. Step 3: Cross multiply
   39,871,822.32x = 55,023,106.32 × 21,537,108
4. Step 4: Simplify right side
   39,871,822.32x = 1,185,038,583,309,322.50
5. Step 5: Solve for x
   x = 1,185,038,583,309,322.50/39,871,822.32
6. Step 6: Final answer
   x = 29,721,204.46