Finding the Fourth Proportional to 271,359,773.06, 407,026,188.88 and 87,136,268.00

Step by Step Solution

1. Step 1: Write the proportion equation
   271,359,773.06 : 407,026,188.88 = 87,136,268.00 : x
2. Step 2: Convert to fraction form
   271,359,773.06/407,026,188.88 = 87,136,268.00/x
3. Step 3: Cross multiply
   271,359,773.06x = 407,026,188.88 × 87,136,268.00
4. Step 4: Simplify right side
   271,359,773.06x = 35,466,743,075,013,328
5. Step 5: Solve for x
   x = 35,466,743,075,013,328/271,359,773.06
6. Step 6: Final answer
   x = 130,700,076.42