Finding the Fourth Proportional to 101,445,026.53, 139,994,407.96 and 55,035,280.45

Step by Step Solution

1. Step 1: Write the proportion equation
   101,445,026.53 : 139,994,407.96 = 55,035,280.45 : x
2. Step 2: Convert to fraction form
   101,445,026.53/139,994,407.96 = 55,035,280.45/x
3. Step 3: Cross multiply
   101,445,026.53x = 139,994,407.96 × 55,035,280.45
4. Step 4: Simplify right side
   101,445,026.53x = 7,704,631,503,510,313
5. Step 5: Solve for x
   x = 7,704,631,503,510,313/101,445,026.53
6. Step 6: Final answer
   x = 75,948,834.23