Finding the Fourth Proportional to 103,688,271.55, 155,532,407.33 and 65,225,065.15

Step by Step Solution

1. Step 1: Write the proportion equation
   103,688,271.55 : 155,532,407.33 = 65,225,065.15 : x
2. Step 2: Convert to fraction form
   103,688,271.55/155,532,407.33 = 65,225,065.15/x
3. Step 3: Cross multiply
   103,688,271.55x = 155,532,407.33 × 65,225,065.15
4. Step 4: Simplify right side
   103,688,271.55x = 10,144,611,401,035,588
5. Step 5: Solve for x
   x = 10,144,611,401,035,588/103,688,271.55
6. Step 6: Final answer
   x = 97,837,597.73