Finding the Fourth Proportional to 9,611,936.76, 13,264,450.59 and 5,260,985.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,611,936.76 : 13,264,450.59 = 5,260,985.01 : x
2. Step 2: Convert to fraction form
   9,611,936.76/13,264,450.59 = 5,260,985.01/x
3. Step 3: Cross multiply
   9,611,936.76x = 13,264,450.59 × 5,260,985.01
4. Step 4: Simplify right side
   9,611,936.76x = 69,784,075,665,308.09
5. Step 5: Solve for x
   x = 69,784,075,665,308.09/9,611,936.76
6. Step 6: Final answer
   x = 7,260,147.19