Finding the Fourth Proportional to 65,139,361.31, 97,688,333.91 and 21,410,033.87

Step by Step Solution

1. Step 1: Write the proportion equation
   65,139,361.31 : 97,688,333.91 = 21,410,033.87 : x
2. Step 2: Convert to fraction form
   65,139,361.31/97,688,333.91 = 21,410,033.87/x
3. Step 3: Cross multiply
   65,139,361.31x = 97,688,333.91 × 21,410,033.87
4. Step 4: Simplify right side
   65,139,361.31x = 2,091,510,538,041,477.75
5. Step 5: Solve for x
   x = 2,091,510,538,041,477.75/65,139,361.31
6. Step 6: Final answer
   x = 32,108,244.48